Electop SATA Power Splitter Cable, 15 Pin SATA Male to Dual Female Power Cable 6 Inch 1 Male 15 pin SATA to 2 x 15 pin Female SATA Self explanatory. Perfect condition, well built y adapter. Most of those reviews are positive. Turn 1 SATA power port to 2, help you charge more hard disks and devices, solve the Sata power supply shortage problem. Plug and work without installing any driver or upgrade your your existing SATA power supply in order to use a PCI Express video card. Length: 6 Inch